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authorMichele Calgaro <michele.calgaro@yahoo.it>2020-12-06 19:28:06 +0900
committerMichele Calgaro <michele.calgaro@yahoo.it>2020-12-06 19:28:49 +0900
commit247750abcbf6760bbc52aa5d64fc375d6fbee8a3 (patch)
tree86e029a960ddd599edbeee8dddf70e87ee314e23 /flow/audioionas.cc
parent595ad58e25c5d0f0c512194f66708f99e5bc1527 (diff)
downloadarts-247750abcbf6760bbc52aa5d64fc375d6fbee8a3.tar.gz
arts-247750abcbf6760bbc52aa5d64fc375d6fbee8a3.zip
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it> (cherry picked from commit 00d4f92b717fbcbed6f9eee361975d6ee5380d59)
Diffstat (limited to 'flow/audioionas.cc')
-rw-r--r--flow/audioionas.cc260
1 files changed, 0 insertions, 260 deletions
diff --git a/flow/audioionas.cc b/flow/audioionas.cc
deleted file mode 100644
index 543d8c0..0000000
--- a/flow/audioionas.cc
+++ /dev/null
@@ -1,260 +0,0 @@
- /*
-
- Copyright (C) 2001 Jochen Hoenicke
- jochen@gnu.org
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public License
- along with this library; see the file COPYING.LIB. If not, write to
- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-/**
- * only compile nas AudioIO class if libaudio was detected during
- * configure
- */
-#ifdef HAVE_LIBAUDIONAS
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-
-#include <assert.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <iostream>
-
-#include "audioio.h"
-#include "audiosubsys.h"
-#include "iomanager.h"
-#include "dispatcher.h"
-
-#include <audio/audiolib.h>
-
-namespace Arts {
-
-static AuBool
-eventHandler(AuServer *, AuEvent *ev, AuEventHandlerRec *handler);
-
-class AudioIONAS : public AudioIO, public IONotify {
-protected:
- AuServer *aud;
- AuDeviceID device;
- AuFlowID flow;
- AuElement elements[2];
-
- int freeBytes;
-
-public:
- AudioIONAS();
-
- void setParam(AudioParam param, int& value);
- int getParam(AudioParam param);
-
- bool open();
- void close();
- void run();
- void notifyIO(int, int);
- int read(void *buffer, int size);
- int write(void *buffer, int size);
-
- friend AuBool
- eventHandler(AuServer *, AuEvent *ev, AuEventHandlerRec *handler);
-};
-
-REGISTER_AUDIO_IO(AudioIONAS,"nas","Network Audio System");
-}
-
-using namespace std;
-using namespace Arts;
-
-static AuBool
-Arts::eventHandler(AuServer *, AuEvent *ev, AuEventHandlerRec *handler)
-{
- AudioIONAS *nas = (AudioIONAS *) handler->data;
- if (ev->type == AuEventTypeElementNotify)
- {
- AuElementNotifyEvent *event = (AuElementNotifyEvent *) ev;
-
- switch (event->kind)
- {
- case AuElementNotifyKindLowWater:
- nas->freeBytes += event->num_bytes;
- AudioSubSystem::the()->handleIO
- (AudioSubSystem::ioWrite);
- break;
- case AuElementNotifyKindState:
- if (event->cur_state == AuStatePause
- && event->reason != AuReasonUser)
- {
- nas->freeBytes += event->num_bytes;
- AudioSubSystem::the()->handleIO
- (AudioSubSystem::ioWrite);
- }
- break;
- }
- }
- return true;
-}
-
-AudioIONAS::AudioIONAS()
-{
- /*
- * default parameters
- */
- param(samplingRate) = 11025;
- paramStr(deviceName) = "null";
- param(fragmentSize) = 1024;
- param(fragmentCount) = 7;
- param(format) = 16;
- param(channels) = 2;
- param(direction) = 2;
-}
-
-bool AudioIONAS::open()
-{
- char *server_msg;
-
- int& _channels = param(channels);
- int& _direction = param(direction);
- int& _fragmentSize = param(fragmentSize);
- int& _fragmentCount = param(fragmentCount);
- int& _samplingRate = param(samplingRate);
- int& _format = param(format);
- string& _device = paramStr(deviceName);
- string& _error = paramStr(lastError);
- int _buf_samples, i;
-
- if((_direction & directionRead))
- {
- _error = "no record audio device";
- return false;
- }
-
- aud = AuOpenServer(_device.compare("null") == 0
- ? NULL : _device.c_str(),
- 0, NULL, 0, NULL, &server_msg);
- if(aud == NULL)
- {
- _error = "device ";
- _error += _device;
- _error += " can't be opened (";
- _error += server_msg;
- _error += ")";
- return false;
- }
-
- device = AuNone;
- for (i = 0; i < AuServerNumDevices(aud); i++)
- {
- AuDeviceAttributes *devattr = AuServerDevice(aud, i);
- if (AuDeviceKind(devattr) == AuComponentKindPhysicalOutput
- && AuDeviceNumTracks(devattr) == _channels)
- {
- device = AuDeviceIdentifier(devattr);
- break;
- }
- }
-
- if (device == AuNone)
- {
- _error = "Couldn't find an output device";
- return false;
- }
-
- if (!(flow = AuCreateFlow(aud, NULL)))
- {
- _error = "Couldn't create flow";
- return false;
- }
-
- _buf_samples = _fragmentSize;
- AuMakeElementImportClient(&elements[0], _samplingRate,
- _format == 8 ? AuFormatLinearUnsigned8
- : AuFormatLinearSigned16LSB,
- _channels, AuTrue,
- _buf_samples * _fragmentCount,
- _buf_samples * (_fragmentCount)/2,
- 0, NULL);
- AuMakeElementExportDevice(&elements[1], 0, device, _samplingRate,
- AuUnlimitedSamples, 0, NULL);
- AuSetElements(aud, flow, AuTrue, 2, elements, NULL);
- AuRegisterEventHandler(aud, AuEventHandlerIDMask, 0, flow,
- eventHandler, (AuPointer) this);
-
- freeBytes = 0;
- AuStartFlow(aud, flow, NULL);
-
- Dispatcher::the()->ioManager()->watchFD(aud->fd, IOType::read, this);
-
- AuHandleEvents(aud);
- return true;
-}
-
-void AudioIONAS::close()
-{
- Dispatcher::the()->ioManager()->remove(this, IOType::all);
- AuWriteElement(aud, flow, 0, 0, NULL, AuTrue, NULL);
- AuCloseServer(aud);
- aud = NULL;
-}
-
-void AudioIONAS::setParam(AudioParam p, int& value)
-{
- param(p) = value;
-}
-
-int AudioIONAS::getParam(AudioParam p)
-{
- switch(p)
- {
- case canWrite:
- return freeBytes;
-
- default:
- return param(p);
- }
-}
-
-void AudioIONAS::notifyIO(int, int)
-{
- AuHandleEvents(aud);
-}
-
-int AudioIONAS::read(void *, int )
-{
- return 0;
-}
-
-int AudioIONAS::write(void *buffer, int size)
-{
- if (size > freeBytes)
- size = freeBytes;
- if (size > 0)
- AuWriteElement(aud, flow, 0, size, buffer, AuFalse, NULL);
- freeBytes -= size;
- if (freeBytes > 0)
- AudioSubSystem::the()->handleIO(AudioSubSystem::ioWrite);
- return size;
-}
-
-#endif